Ravelli MILD Manuel D'installation, D'utilisation Et D'entretien page 142

ENGLISH
It is prohibited to install a 90° bend for the initial
segment, since the ashes would quickly obstruct
smoke passage, causing draught problems in
the appliance (Fig. 6.2).
It is possible to use an existing chimney or a
shaft via ducting. For this type of installation (Fig.
6.3) the standards on ducted smoke evacuation
systems must be complied with. In the lower part
of the chimney pot, inside the home, there is a "T"
type fitting installed; externally there is another
one installed, so that the outside section can be
inspected.
It is prohibited to install two 90° bend, since the
ashes would quickly obstruct smoke passage,
causing draught problems in the stove (Fig. 6.2).
This type of installation (Fig. 6.4) requires an
insulated chimney pot, even if the entire smoke
conduit is installed outside the building.
In the lower part of the chimney there is a "T"
type fitting installed with inspection cap.
It is prohibited to install a 90° bend for the initial
segment, since the ashes would quickly obstruct
smoke passage, causing draught problems in
the stove (Fig. 6.2).
142
Fig. 6.2
This type of installation (Fig. 6.5) requires an
insulated chimney pot, since the entire smoke
conduit is installed inside the building, and the
part is located inside a pre-existing chimney pot.
In the lower part of the stove there is a "T" type
fitting installed with inspection cap just like for
the chimney pot.
It is prohibited to install a 90° bend for the initial
segment, since the ashes would quickly obstruct
smoke passage, causing draught problems in
the stove. (Fig. 6.2)
Fig. 6.3
Fig. 6.4
Fig. 6.5